Quote:
Originally Posted by all motor
as Jim said-proper tuning makes a big difference-I changed from a dp650 after it would never run any way other that rich - to a 670 street avenger, now can start cold with no choke-faster warm up-plenty of power-mileage went from 12mpg to 18-20
Bob
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I did just the opposite with a Demon 570 dp on my first FFR.